Showing Results for least common multiples : Page 6

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Give your budding young observers a chance to discover simple machines at use in their own home.

Is your child a young ornithologist in the making?

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project idea explores the different properties & interactions of sugar molecules.

Construct batteries that make electricity from fruits with this fun science fair project.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

This science fair project idea provides evidence that air is everywhere and takes up space.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This project examines what types of objects burn and which burn faster and cleaner.